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Finding the Fourth Proportional to 544.22, 811.48 and 534.50

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Solution

The fourth proportional to 544.22, 811.48 and 534.50 is: 796.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.22 : 811.48 = 534.50 : x
  2. Step 2: Convert to fraction form
    544.22/811.48 = 534.50/x
  3. Step 3: Cross multiply
    544.22x = 811.48 × 534.50
  4. Step 4: Simplify right side
    544.22x = 433,736.06
  5. Step 5: Solve for x
    x = 433,736.06/544.22
  6. Step 6: Final answer
    x = 796.99

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.